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This appliance shall only be used in an above ground open-air situation with natural ventilation, without
stagnant areas, where gas leakage and products of combustion are rapidly dispersed by wind and
natural convection.
Any enclosure in which the appliance is used shall comply with the following:
An enclosure with walls on all sides, but at least one permanent opening at ground level and no
overhead cover (see Example 1).
Within a partial enclosure that includes an overhead cover and no more than two walls
(see Example 2 & 3).
Within a partial enclosure that includes an overhead cover and more than two walls, the following
will apply:
at least 25% of the total wall area is completely open, and at least 30% of the remaining wall area is
open and unrestricted (see Example 4 & 5).
In the case of balconies, at least 20% of the total wall area shall be and remain open and
unrestricted.
DIAGRAMMATIC REPRESENTATIONS OF OUTDOOR AREAS
The following figures are diagrammatic representations of outdoor areas. Rectangular areas have been
used in these figures – the same principles apply to any other shaped area.
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SAFE APPLIANCE LOCATIONS
